Leaflets and brochures with the pictures of Benoit Hamon, Socialist Party presidential candidate for the 2017 presidential election, are pictured on a table as he delivers a speech during a campaign rally in Carmaux, France, April 21, 2017. REUTERS/Regis Duvignau

Leaflets and brochures with the pictures of Benoit Hamon, Socialist Party presidential candidate for the 2017 presidential election, are pictured on a table as he delivers a speech during a campaign rally in Carmaux, France, April 21, 2017. REUTERS/Regis Duvignau